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JPL Small-Body Database Browser
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305641 (2009 BD40)
Classification: Main-belt Asteroid          SPK-ID: 2305641
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01209741519385281 1.1971e-07  
a 2.514647114212556 2.0176e-08 au
q 2.484226384005903 2.9695e-07 au
i 7.954222767410831 5.9302e-06 deg
node 122.112429456432 5.1458e-05 deg
peri 201.6491356336463 0.00039631 deg
M 19.2807192304542 0.00039775 deg
tp 2458522.492792952877
(2019-Feb-07.99279295)
0.001609 TDB
period 1456.511772268718
3.99
1.7529e-05
4.799e-08
d
yr
n .2471658704407521 2.9746e-09 deg/d
Q 2.545067844419209 2.042e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      6843 days (18.74 yr)  
   first obs. used      2001-01-31  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70639  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:40:07  

Additional Information
 Earth MOID = 1.46999 au 
 Jupiter MOID = 2.49065 au 
 T_jup = 3.446 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO360529  

305641 (2009 BD40)          Discovered 2009-Jan-16 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 BD40 = 2003 WO83 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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